/* // 多行不换行 */
.nowrap_many {
  display: block;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* // 单行不换行 */
.nowrap_one {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.flex_center{
  display: flex;
  justify-content: space-between;
  align-items: center;
}



